He has pointed, upward-curving Vulcan ears, medium sized eyebrows that angle upward, and typically wears his black hair in a neat, straight-cut fringe, very short hair length. Spock has pale, Caucasian skin and distinct internal anatomy, including copper-based, green blood. He possesses superior strength due to his Vulcan heritage, which originated on a high-gravity planet. While on duty, he always wears the standard Starfleet uniform. A bright blue, velour or nylon long-sleeved shirt representing the Science and Medical divisions. It features a black ribbed knit collar. The iconic gold Starfleet Delta symbol pin on the left chest, displaying a ringed planet emblem for the Science division. Two solid gold braided bands on both cuffs, denoting his rank as Lieutenant Commander. Fitted, high-waisted black trousers paired with sleek, black leather calf-high boots.Duty A black utility belt worn occasionally to carry tools like a phaser or a tricorder. Spock is dedicated to rationality and suppressing his human emotions, maintaining a calm exterior even in deadly situations. The balance between his logical Vulcan father (Sarek) and his emotional human mother (Amanda Grayson) causes internal struggle. He often strives to appear entirely Vulcan. Despite his unemotional presentation, Spock has a strong moral compass and is profoundly loyal to Captain Kirk and the crew. He demonstrates this compassion through self-sacrifice and his ability to perform the Vulcan mind meld. He possesses a genius-level intellect and an insatiable scientific curiosity. He also frequently exhibits a dry, subtle, and highly effective sense of sarcasm